Across
1
Mathematical statement of equality
6
Number divisible only by 1 and itself
7
Difference between highest and lowest values
8
Steepness of a line
9
Part of a line with two endpoints
10
Line segment connecting two circle points
12
Part of a circle's circumference
Down
2
Middle value in an ordered dataset
3
Single numeral from 0 to 9
4
Value that does not change
5
Amount of space an object occupies
6
Result of raising a number to an exponent
10
Round shape with all points equidistant
11
Number that divides evenly into another